Published in 2013
Fresh water accounts for only 2.5% of Earth's water, yet it is vital for human civilization. What are our sources of fresh water? In the first of a two part series on fresh water, Christiana Z. Peppard breaks the numbers down and discusses who is using it and to what ends.
Grade Level   K 1 2 3 4 5 6 7 8 9 10 11 12
Teaching Media Videos or Animations
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Posters on coastal hazards, watersheds, hazardous waste, wetlands, water use, wastewater, navigation, groundwater, and water quality. The posters, depicted in cartoon format, are available in full color or black and white JPEG files. They are separated into posters for elementary students (K-5) and...
Grade Level   K 1 2 3 4 5 6 7 8
Curricula and Instruction Curriculum Materials
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The National Water Information System (NWIS) provides map-interface access to data at over 1.5 million water-monitoring sites.
Grade Level   6 7 8 9 10 11 12
Maps and Visualizations Teaching Media
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"Water that accumulates beneath the surface of the Earth is called groundwater. Contrary to popular belief, groundwater does not form underground """"rivers,"""" but is actually found in the small spaces and cracks between rocks and other material such as sand and gravel. Groundwater supplies about...
Grade Level   4 5 6 7 8 9
Classroom Activities Curricula and Instruction
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